NASA has issued a Request for Information (RFI) seeking industry feedback on options to meet the future needs of the International Space Station for cargo delivery of a variety of new science experiments, space station hardware and crew supplies.

The next generation of NASA astronauts were announced on Tuesday, welcomed to the space agency by Administrator Charles Bolden. These astronauts may be the next set of space goers to fulfill the first ever missions to asteroids and Mars.

NASA missions designed to send astronauts to Mars and capture an asteroid for closer analysis could be in danger due to a new bill in the House of Representatives that would cap spending at the US space agency.

NASA marked the third anniversary Monday of President Obama's speech at the agency's Kennedy Space Center in Florida, where he laid out a plan to ensure the United States will remain the world's leader in space exploration.

A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.